9L0-415 OS X Support Essentials 10.9 Questions and Answers

protect volume structure integrity in cases of unexpected shutdown

provide a backup of user files

provide support for resource forks, extended attributes, and metadata

provide support for Spotlight searches

1. login items

2. launch agents

3. launch daemons

1. launch agents

2. login items

3. launch daemons

1. launch daemons

2. launch agents

3. login items

1. launch daemons

2. login items

3. launch agents

In a preferences database file in /Library/

In .DS_Store files, at the root level of ~/

In a preferences database file in ~/Library/

In application-specific preferences files in ~/Library/Preferences/

Select the document icon in the Finder, choose Get Info from the File menu, and click the disclosure triangle next to

" Open with " in the Info window to reveal the selected application in the pop-up menu.

Select the document icon in the Finder, and choose Show Default Application from the File menu.

Control-click the document icon in the Finder, and choose Show Application from the shortcut menu.

Select the document icon in the Finder, choose Show Inspector from the File menu, click Application Bindings in the Inspector window, and scroll to locate the selected application in the pop-up menu.

1. Firmware

2. Booter

3. Kernel

1. Kernel

2. Firmware

3. Booter

1. Firmware

2. Kernel

3. Booter

1. Booter

2. Kernel

3. Firmware

Open Time Machine, choose Preferences from the Time Machine menu, click the Exclusions tab, click the Add (+) button, navigate to the /Users/anna/Downloads/ folder, and click Submit.

Open the Time Machine pane of System Preferences, click Options, and add the /Users/anna/Downloads/ folder to the list of excluded items.

Control-click the anna account ' s Downloads folder in the Finder, click the Sharing and Permissions disclosure button, click the Add (+) button, add the Time Machine user to the list of users, and set the Time Machine user ' s access to " No Access. "

In Terminal, execute the command sudo defaults write /Library/Preferences/com.apple.TimeMachine

excludedFolders -array-add /Users/anna/Downloads.

/System/Library/LaunchDaemons/

/var/run/launchd/

/etc/launchd/

/Library/Extensions/

You can see its contents, but you cannot add files to it.

You can neither see its contents nor add files to it.

You cannot see its contents, but you can add files to it.

You can see its contents and you can add files to it.

Some applications install files outside the Applications folder, so dragging an app to the Trash may not remove all of its files.

User data for apps purchased in the Mac App Store will also be deleted when the app is dragged to the Trash.

You must restart the Mac in order to permanently delete applications from the Trash.

Apps purchased in the Mac App Store cannot be dragged to the Trash.

Your iCloud account

The System Keychain

The OS X Recovery partition

An Apple server

Open the Print & Scan pane of System Preferences, and delete all of the printers in the Printers list.

Navigate to /Library/Printers/ in the Finder, select all items, and move them to the Trash.

Open Printer Setup Utility and choose Reset Printing System from the Printer Setup Utility menu.

Open the Print & Scan preferences, Control-click in the Printers list, and choose Reset printing system from the shortcut menu.

Each file is saved to the external hard disk once. Files that do not change between backups are represented by hard links to save space.

Each file is saved to the external hard disk once. Files that do not change between backups are represented by symbolic links to save space.

Each file is saved to the external hard disk once. File changes are stored in a database on the external hard disk.

Each file is rewritten to the external hard disk during each backup.

Where can you adjust application Auto Save and Resume options?

How can you identify which applications are installed on your Mac?

How can you identify if a Mac requires a firmware update?

How can you prevent a user from installing software updates?

What steps should you use when troubleshooting application issues?

What are the minimum hardware requirements for upgrading a system with OS X Mavericks?

What two methods can be used to create an external OS X Recovery disk?

What process is used to guide a user through the initial configuration of OS X Mavericks?

Which changes are made when OS X Safe Boots?

What backup destination disks does Time Machine support?

How do network devices acquire and use self-assigned TCP/IP addresses?

How do you further resolve an issue that disappears when the Mac successfully safe-boots?

How can an OS X system automatically connect to a Wi-Fi network?

What ' s a profile? How are profiles managed?

What can you enable to locate a lost Mac system?

What is file system metadata? What are some examples of file system metadata?

An item ' s ownership and permissions can be identified using the Info or Inspector windows in the Finder.

In the Mac App Store, you can view the current Apple ID by selecting Store from the menu bar. You can get further details regarding this Apple ID, by selecting View My Account in the same menu.

Each primary stage of the user session can be indicated by the following: the login window process displays the login screen; the user launched process loads applications like the Finder after user authentication; and the user environment is active any time the user is logged into the system.

During user logout, the user ' s login window process does the following: requests that all user applications quit; automatically quits any user background processes; runs any logout scripts; records the logout to the main system.log file; resets device permissions and preferences to their defaults; and quits the user ' s login window and launched processes.

How does resetting a user ' s account password affect that user ' s login keychain?

How does a user that changes his own account password affect his login keychain?

How does network service order affect network connectivity?

How does the Spotlight search service use metadata?

AirDrop provides a quick and easy method to share files locally via Wi-Fi. AirDrop creates a secure peer-to-peer network between local devices. You can verify that a Mac supports AirDrop from the Finder Go menu.

Archive files are much simpler to create in the Finder and are compatible with third-party operating systems. Disk images are more difficult to create and manage, but they offer greater flexibility. Primarily, disk images can be easily modified and converted. However, OS X style disk images aren ' t compatible with third-party operating systems.

The DNS service is used to translate host names to IP addresses via forward lookups and translate IP addresses to host names via reverse lookups. DNS is architected as a hierarchy of worldwide domain servers. Local DNS servers provide name resolution and possibly host names for local clients. These local DNS servers connect to DNS servers higher in the DNS hierarchy to resolve both unknown host names and host local domain names.

Any account password reset process won ' t change any keychain passwords. Therefore, the user ' s keychains won ' t automatically open when the user logs in with her new password. The user will have to manually change her keychain passwords using the Keychain Access utility.

What ' s the best source for acquiring printer drivers for OS X?

What ' s the relationship between clients and servers as it relates to network service access?

What ' s target disk mode and how is it engaged?

What ' s the primary interface for configuring network service applications?

How do you share printers with other users?

How can you identify duplicate fonts?

How does the OS X built-in firewall work?

How can you acquire the OS X Mavericks installer?

How can you acquire the OS X Mavericks installer?

How can you limit the use of Location Services?

How can you identify duplicate fonts?

What does the master password do?

The volume formats supported as system volumes for OS X are Mac OS Extended (Journaled) and Mac OS Extended (Journaled, Encrypted).

The keychain system manages encrypted files that are used to securely save your items. By default, every user has login and Local Items keychains that use the same password as his account. Not even other administrative users can access your keychain secrets without knowing the keychain ' s password.

Every home folder contains a Public folder that other users can read and a Drop Box folder that other users can write to. All other subfolders in a user ' s home folder (except the optional Sites folder) have default permissions that don ' t allow access to other users. The Shared folder is also set for all users to share items.

The Archive option in the Finder creates compressed zip archive files.

What happens during user logout?

How is 802.1X configured on OS X systems?

How can you identify duplicate fonts?

How can you limit the use of Location Services?

All Apple software updates are handled via the Mac App Store.

The Activity Monitor application is used to monitor open processes and applications.

The Traceroute tab of Network Utility allows you to verify the connection hops between your Mac and a remote host.

A Safe Boot is initiated by holding down the Shift key during system startup

When fast user switching is enabled, all users are allowed to see other users ' locally connected disks.

The Shared folder is set up to allow all users to read and write files, but only the user who owns an item can delete it from the Shared folder. This is accomplished using the sticky bit permissions setting.

The Ping tab of Network Utility allows you to test basic connectivity to another network host by sending and then waiting for the return of a ping packet.

You can prevent automatic updates for all users by disabling the options in App Store preferences. You can further restrict a user ' s ability to use the Mac App Store by configuring Parental Controls for the user ' s account.

What are the minimum hardware requirements for upgrading a system with OS X Mavericks?

What are the system requirements for using FileVault 2?

What two volume formats are supported for an OS X system volume?

What are the requirements for purchasing applications via the Mac App Store?

How does FileVault 2 protect a user ' s data?

How does the Secure Empty Trash feature in Finder work?

Where are application preferences stored?

How does the OS X built-in firewall work?

What ' s a profile? How are profiles managed?

What ' s a network location? Who can access network locations?

What ' s required to set up the iCloud Keychain service on multiple Apple devices?

What ' s the best source for acquiring printer drivers for OS X?

Quick Look uses a number of plug-ins that give it the capability to preview documents. These plug-ins live in Quick Look folders in any Library folder on OS X.

During installation of OS X Mavericks, the only optional choice is to define an installation destination other than the Mac computer ' s current default system disk.

The Finder doesn ' t show items with periods at the beginning of their filenames or items with the hidden file flag enabled. Both methods for hiding items can only be managed from the command line interface.

Any application that supports Auto Save and the Finder can manage document locking.

A new OS X system can only automatically connect to Wi-Fi networks that have no standard authentication mechanism, otherwise known as an " open network. " However, a configured OS X system can automatically reconnect to authenticated Wi-Fi networks, provided that the appropriate information was saved to the Keychain system.

Code-signed items include a digital signature that the system can use to verify the authenticity and integrity of the application or process and its resources.

A standard user can connect to any non-WPA Enterprise Wi-Fi network via the Wi-Fi status menu. Because the system Keychain must be modified for WPA Enterprise connections, only an administrative user can establish these types of connections.

The Activity Monitor application is used to monitor open processes and applications.

Which items aren ' t loaded when OS X Safe Boots?

Which action must take place in order for a Mac to communicate with a Bluetooth peripheral? Where can this be configured?

What are some privacy and security concerns with the Spotlight service?

What two methods are used to hide items from the Finder?

Documents saved to iCloud can be managed from the application that was used to create and save the document. iCloud documents don ' t appear anywhere in the Finder that a user would normally look.

The Disk Utility Verify and Repair feature is used to verify or repair the partition scheme and directory structure of a volume. These elements contain the information used to locate files and folders on the volume.

A network location is a saved state of Network preferences that contains all network interface settings. Only administrators can define network locations, but if more than one location exists, all users can switch between the various network locations via the Apple menu.

Target disk mode is a Mac-specific hardware feature that, when engaged, will share the Mac computer ' s internal disks through the FireWire ports. Target disk mode can be engaged from Startup Disk preferences or by holding down the T key as you turn on the Mac.

The Archive option in the Finder creates compressed zip archive files.

From the Finder, you can encrypt a disk without losing its contents by secondary (or Control-) clicking the disk and then choosing Encrypt from the shortcut menu.

Though Spotlight indexes file and folder permissions, it allows other users to search the contents of locally attached nonsystem volumes when ownership is ignored on those volumes.

From the " Connect to Server " dialog in the Finder, you can connect to:

• Apple File Protocol (AFP)

• Server Message Blocks/Common Internet File System (SMB/CIFS)

• SMB2

• Network File System (NFS)

• Web-based Distributed Authoring and Versioning (WebDAV)

• File Transfer Protocol (FTP) network file services

If a network device needs to send data to another network device on the same LAN, it addresses the outgoing packets based on the destination device ' s MAC address.

Assuming the default settings for OS X, a standard user can only configure directly attached or local network printers from the Print dialog. Also, the appropriate drivers must be installed before the standard user configuring the printer.

Any application that supports Auto Save and the Finder can manage document locking.

If a client sharing service is compromised, an unauthorized user can control your Mac and execute unwanted applications or processes.

The master password is used to reset local account passwords.

Using the Finder Info window you can force an application to open in 32-bit mode. This step is necessary for a 64-bit application to support older 32-bit plug-ins or application resources.

To automatically connect a file share when the user logs in to the system, drag the share from the Finder to the user ' s login items in Users & Groups preferences. Or you can drag the share to the right side of the user ' s Dock, and it will automatically connect when the user clicks the share ' s icon in the Dock.

iCloud Find My Mac allows you to remotely locate a lost Mac system. You enable this feature in iCloud preferences. To locate a lost Mac system, you can use the iCloud website or the Find My iPhone app on an iOS device.

How can you reset a user ' s home folder permissions?

What are the system requirements for using FileVault 2?

Where can you locate the system version number, build number, and serial number? What ' s the significance of these numbers?

How can you acquire the OS X Mavericks installer?

The OS X Recovery Disk Assistant can create a small OS X B. Recovery disk that lacks the OS X installation assets. An OS X Installation disk, which includes the full OS X installation assets, can be created by using the create install media command line tool found inside the Install OS X Mavericks application.

A network client uses the subnet mask to determine whether the destination IP address is on the LAN. If the destination IP address isn ' t on the LAN, it ' s assumed the destination address is on another network, and the client sends the data to the IP address of the local network router. The network router then sends the data, via a WAN connection, on to another router that it thinks is closer to the destination. This continues across WAN

Time Machine starts with a full copy of the file system to the backup disk. Then it maintains a list of changes to the file system, and every hour copies only the changes to the backup disk. In the backup, it creates a simulation of the full file system using hard links for files that haven ' t changed.

Migration Assistant can migrate information from other OS X systems, Windows systems, and other disks, including Time Machine backups.

Which items fall under the file quarantine system?

How can you limit the use of Location Services?

How are items inside the Finder ' s Network folder populated?

How can you identify if a Mac requires a firmware update?

Time Machine always ignores temporary files, Spotlight indexes, items in the Trash, log files, and anything else that can be considered a cache. Time Machine also ignores any files an application has defined as exempt, or any files you have defined as exempt in Time Machine preferences.

When fast user switching is enabled, all users are allowed to see other users ' locally connected disks.

The keychain system manages encrypted files that are used to securely save your items. By default, every user has login and Local Items keychains that use the same password as his account. Not even other administrative users can access your keychain secrets without knowing the keychain ' s password.

By default, system files and security updates are automatically installed when available.

What are the advantages of application sandboxing?

What does the master password do?

What happens during system shutdown?

What are Safe Sleep and Power Nap?

The Archive option in the Finder creates compressed zip archive files.

The easiest method to configure VPN settings is to use a configuration profile containing all the relevant VPN setup information.

The Setup Assistant process guides a user through initial configuration of OS X Mavericks.

The Disk Utility Verify and Repair feature is used to verify or repair the partition scheme and directory structure of a volume. These elements contain the information used to locate files and folders on the volume.

Documents saved to iCloud can be managed from the application that was used to create and save the document. iCloud documents don ' t appear anywhere in the Finder that a user would normally look.

Using the Finder Info window you can force an application to open in 32-bit mode. This step is necessary for a 64-bit application to support older 32-bit plug-ins or application resources.

The master password is used to reset local account passwords.

The OS X Mavericks installer can be downloaded from the Mac App Store for free.

Using the Finder Info window you can force an application to open in 32-bit mode. This step is necessary for a 64-bit application to support older 32-bit plug-ins or application resources.

If a master password is reset because it was lost, Legacy FileVault accounts can ' t be reset by the new master password.

If all printers appear to be having problems, a quick fix is to reset the entire printing system by using secondary (or

Control-) click in the printer list and then choosing " Reset printing system. "

If a network device needs to send data to another network device on the same LAN, it addresses the outgoing packets based on the destination device ' s MAC address.

How can you identify duplicate fonts?

What types of files are omitted from Time Machine backups?

How does IPv4 addressing differ from IPv6 addressing?

How does the Secure Empty Trash feature in Finder work?

True

False

If the corporate VPN server supports DNSSEC

If the corporate VPN server supports PPPoE

If the corporate VPN server supports PPTP, L2TP over IPSec, or Cisco IPSec

If network protocols will be encapsulated by the corporate VPN server

/etc/launchd/

/Library/LaunchAgents/

/var/run/launchd/

/Library/Extensions/

Time Machine copies the 6 MB file to the backup drive, and deletes the original backup copy of the file from the backup drive.

Time Machine copies the 6 MB file to the backup drive, and keeps both the new backup file and the original backup file on the backup drive.

Time Machine identifies the 1 MB of file changes, copies those changes to a new file on the backup drive, and keeps both the new backup file and the original backup file.

Time Machine identifies the 1 MB of file changes, copies those changes to a new file on the backup drive, then creates a 500 KB parity file, and keeps all three files: the two new files representing the 1 MB of file changes, and the original backup file.

True

False

Start the computer from the OS X Recovery partition, open Terminal from the Utilities menu, enter resetpassword at the prompt, select the system volume and the user account, and click Reset.

Open Disk Utility from the Utilities folder on the startup volume, select the volume with the home folder, and click Repair Permissions.

Select the user home folder in the Finder, choose Get Info, choose Reset Permissions from the action pop-up menu, and authenticate as the user.

Start the computer from the OS X Recovery partition, select Password Reset from the OS X Utilities window, select the system volume and the user account, and click Reset.

Open Time Machine, use the timeline to reach the appropriate date and time, select the file, and click Restore.

In the Finder enter a search term in the Spotlight search field, click the Add (+) button to add a search criterion, and choose Search Time Machine, then use the timeline to reach the appropriate date and time, select the file, and click Restore.

Open System Preferences, click the Time Machine icon, click Retrieve, use the timeline to reach the appropriate date and time, select the file, and click Restore.

Control-click the icon of the folder in which you want the restored file to appear, open Time Machine from the shortcut menu, choose Restore from the Time Machine menu, use the timeline to reach the appropriate date and time, select the file, and click Restore.

Open System Information, click System Report, and then in the sidebar under Software, click Installations.

Open Software Update preferences and click Installed Software.

Open Installer, choose Show Files from the File menu, and then in the Files section under /var/log/, select install.log.

Open Software Update and click Receipts.

The kernel starts launchd, then launchd starts all the other processes involved in startup.

The init process starts launchd, then launchd starts the items stored in the StartupItems folder.

launchd starts the init process, then init starts all the other processes involved in startup.

The init process starts launchd, then launchd starts the scripts stored in /etc/chron/.

A user with Read-only permissions to a folder CANNOT rename any files in that folder.

A user with Write-only permissions to a folder can rename any file in that folder.

A user with Read-only permissions to a folder CANNOT view any files in that folder.

A user with Write-only permissions to a folder can delete any file in that folder.

Boot Camp Assistant

Console

Firmware Password Utility

Activity Monitor

Log in to the admin user account, open Keychain Access, open the user ' s login keychain, and then let the user view the account password.

At the Login Window, enter an incorrect password three times in a row. When the " forgot your password " dialog appears, click the Arrow next to Master Password. Enter the master password, and then reset the user account password.

Log in to the admin user account, open Users & Groups preferences, click Reset Password, enter the admin password, and then reset the user account password.

At the Login Window, enter an incorrect password three times in a row. When the " forgot your password " dialog appears, click the Arrow next to Apple ID. Enter the user ' s Apple ID, and then reset the user account password.

From the Go menu, choose " Go to Folder, " enter the path to the hidden folder, and click Go.

From the View menu, choose " Show hidden items. "

From the Finder menu, choose Preferences, and select " Show hidden items. "

Select the volume icon and choose " Show hidden items " from the Action menu.

Hold down Shift during startup.

Open Terminal, type safe_boot, press Return, and then restart the Mac.

Hold down Command-Option-P-R during startup.

Start up from the OS X Recovery partition, and then choose Safe Boot from the Startup Disk menu.

Everyone has Read & Write access.

The staff group has Read & Write access.

The wheel group has Read only access.

Everyone has Read only access.

An encrypted file that was created to track passwords

A file that Time Machine identifies as conflicting with a previously backed-up file

A Time Machine preference .plist file

Any file in the Trash